<template>
    <div>
   <city-header></city-header>
    <city-search :cities = 'Allcities'></city-search>
    <city-list :cities = 'Allcities' :hot = 'hotCities' :letter='letter'></city-list>
    <city-alphabet :cities = "Allcities" @change = 'handleLetterChange'></city-alphabet>
   </div>
</template>
<script>
import axios from 'axios'
import CityHeader from './components/Header'
import CitySearch from './components/Search'
import CityList from './components/List'
import CityAlphabet from './components/Alphabet'


export default {
    name: 'City',
    components:{
        CityHeader,
        CitySearch,
        CityList,
        CityAlphabet,
    },
    data () {
        return {
            Allcities:{},
            hotCities:[],
            letter: ''
        }
    },
    methods: {
        getCityInfo() {
            axios.get('/api/city.json')
            .then(this.handleGetCityInfoSucc)
        },
        handleGetCityInfoSucc(res) {
            res = res.data
            if(res.ret && res.data){
                const data = res.data
                this.Allcities = data.cities
                this.hotCities = data.hotCities
            }
        },
        handleLetterChange(letter) {
           this.letter = letter
        }
    },
    mounted () {
        this.getCityInfo()
    }
}
</script>

<style lang="stylus" scoped>
    
</style>